Home / 239,686.41-330,766.90-132,256.42

Finding the Fourth Proportional to 239,686.41, 330,766.90 and 132,256.42

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Solution

The fourth proportional to 239,686.41, 330,766.90 and 132,256.42 is: 182,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,686.41 : 330,766.90 = 132,256.42 : x
  2. Step 2: Convert to fraction form
    239,686.41/330,766.90 = 132,256.42/x
  3. Step 3: Cross multiply
    239,686.41x = 330,766.90 × 132,256.42
  4. Step 4: Simplify right side
    239,686.41x = 43,746,046,048.50
  5. Step 5: Solve for x
    x = 43,746,046,048.50/239,686.41
  6. Step 6: Final answer
    x = 182,513.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.